BestDealUSA New Aluminum Flash/Shoe/Umbrella Mount/Holder/Bracket Type E DurableNew Hot Shoe flash mount on top makes it easy to mount a Hot-Shoe Flash/Slave Sensor/Receiver Hot Shoe Size can be adjusted (17-23mm) There is a 5/8" socket to mount a flash unit to a light stand Able to adjust the umbrella and flash in different angles 1/4"-3/8" screw adapter at the bottom makes it easy to attach to a light stand and standard tripod